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125520-59-4

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125520-59-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 125520-59-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,5,5,2 and 0 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 125520-59:
(8*1)+(7*2)+(6*5)+(5*5)+(4*2)+(3*0)+(2*5)+(1*9)=104
104 % 10 = 4
So 125520-59-4 is a valid CAS Registry Number.

125520-59-4Relevant articles and documents

Phenylfuroxancarboxylic Acids and Their Derivatives

Fruttero, Roberta,Ferrarotti, Bruno,Serafino, Anna,Gasco, Alberto

, p. 335 - 338 (2007/10/02)

Synthesis and structure of the two isomeric furoxanecarboxylic acids 3 and 14 and a few of their derivatives 10-13, 15, 16 is reported. 1,3-dipolar cycloaddition reactions of the product obtained by thermal decomposition of 4-phenyl-3-furoxancarboxylic acid and thermal equilibration of furoxan derivatives are also discussed.

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